Finding the Fourth Proportional to 832,341.10, 1,247,762.27 and 299,487.44
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Solution
The fourth proportional to 832,341.10, 1,247,762.27 and 299,487.44 is: 448,961.52
Step by Step Solution
- Step 1: Write the proportion equation
832,341.10 : 1,247,762.27 = 299,487.44 : x - Step 2: Convert to fraction form
832,341.10/1,247,762.27 = 299,487.44/x - Step 3: Cross multiply
832,341.10x = 1,247,762.27 × 299,487.44 - Step 4: Simplify right side
832,341.10x = 373,689,123,354.05 - Step 5: Solve for x
x = 373,689,123,354.05/832,341.10 - Step 6: Final answer
x = 448,961.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.